From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mta0.migadu.com (out-229.mta0.migadu.com [91.218.175.229]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 72D023D994 for ; Sat, 17 Oct 2026 14:27:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.229 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792247233; cv=none; b=ObD6Tx4MFYA6hGhWobVRVxXGfLBFGlVsxevWv+i+MRXiPnQGdkX7RaKNPip7/kjWd+TZO9b6t5yqzPPPMPvEkSt4FhOBUhZbZyiGV2Isa7bRtxydFrXmxazLlFtX75cP+5+CGAHjfu4lZTJP2i9eT0UkzrZO4PE+sE1wbUw2Tqo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792247233; c=relaxed/simple; bh=UL4pprsZO6OvfXb1upkca/LW8TWZV/38NQpc3vG1cyo=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=HFD3SPqvKt2ho1YEPVDC+5C5gCze0BbtkH/9x+hqL/7RFLxdNmkLkINisLwAzR7pWp07wSapQrKSCnyhJUCspEiumXvhP5ru/FDC+7i9LW9v7Z6nMt5Xub9z16c6CIiNQSHhVcp0sp7XrnxLRC3TRT558EyHReBvsDDT7dOm7VI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=T0bEo5IE; arc=none smtp.client-ip=91.218.175.229 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="T0bEo5IE" X-Envelope-To: linux-trace-kernel@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=UL4pprsZO6OvfXb1upkca/LW8TWZV/38NQpc3vG1cyo=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1792247227; v=1; x=1792852027; b=T0bEo5IEBPu7o6x6zxZXVRMwbcpMdWv+ThaIRUrSmxGjG1I6Lbz8B9/71gjFekrtPy410+zV Gq/MGl57OmGZqkNAUgNhvA2LuKtD1xsrQd6t75m00GTZDbG5wKA7eTgkKrFuB7/GAFznzX/J9fC xrPgreOefbpFVD0W0xNURQzk= X-Envelope-To: linux-trace-kernel@vger.kernel.org Received: by smtp.migadu.com with ESMTPS id 4c3ee20dda7a1f97; Sat, 17 Oct 2026 14:27:06 +0000 X-Mizu-Trace-ID: 4c3ee20dda7a1f97 X-Migadu-Flow: FLOW_OUT From: Leon Hwang To: bpf@vger.kernel.org Cc: Andrew Lunn , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Eduard Zingerman , Kumar Kartikeya Dwivedi , Martin KaFai Lau , Song Liu , Yonghong Song , Jiri Olsa , Emil Tsalapatis , Ihor Solodrai , Jesper Dangaard Brouer , John Fastabend , Stanislav Fomichev , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Shuah Khan , Kuniyuki Iwashima , Hangbin Liu , Martin Karsten , Masashi Honma , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, Leon Hwang Subject: [PATCH bpf-next 0/6] bpf: Add syscall common attrs support for xdp link_create Date: Sat, 17 Oct 2026 22:26:43 +0800 Message-ID: <20261017142649.51047-1-leon.hwang@linux.dev> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit I'm planning to add syscall common attrs support for LINK_CREATE cmd. This is the first series for the plan, that adds syscall common attrs support for xdp LINK_CREATE. Thereafter, retire the tracepoint bpf_xdp_link_attach_failed, because the underlying driver's error can be back-propagated to user space via the syscall common attrs. Leon Hwang (6): bpf: Add syscall common attrs support for link_create bpf: Add syscall common attrs support for xdp link_create bpf: Retire tracepoint bpf_xdp_link_attach_failed libbpf: Factor out __bpf_sys_fd helper libbpf: Add bpf_link_create_log API selftests/bpf: Add tests to verify link_create logs include/linux/netdevice.h | 3 +- include/trace/events/xdp.h | 17 --- kernel/bpf/syscall.c | 36 +++-- net/core/dev.c | 7 +- tools/lib/bpf/bpf.c | 59 +++++--- tools/lib/bpf/bpf.h | 5 + tools/lib/bpf/libbpf.map | 1 + .../selftests/bpf/prog_tests/xdp_attach.c | 65 --------- .../selftests/bpf/prog_tests/xdp_link.c | 132 ++++++++++++++++++ .../bpf/progs/test_xdp_attach_fail.c | 54 ------- 10 files changed, 215 insertions(+), 164 deletions(-) delete mode 100644 tools/testing/selftests/bpf/progs/test_xdp_attach_fail.c -- 2.55.0